CN212603864U

CN212603864U - Flame-retardant self-extinguishing PVC plastic plate

Info

Publication number: CN212603864U
Application number: CN202021175115.1U
Authority: CN
Inventors: 陈礼全; 章超; 吴学峰
Original assignee: Anhui Keerhaisi Plastic Industry Co ltd
Current assignee: Anhui Keerhaisi New Material Technology Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-02-26
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a fire-retardant self-extinguishing PVC plastic slab, including lower floor's PVC board, upper PVC board and calcium carbonate PLASTIC LAMINATED, the lateral wall of lower floor's PVC board and upper PVC board passes through the bond line and bonds, and the first protection of a week fixedly connected with of lower floor's PVC board upper surface is followed, and the inside on first protection edge is provided with first fire-retardant layer, the edge is protected to a week fixedly connected with second of upper PVC board lower surface, and the inside on second protection edge is provided with the fire-retardant layer of second. This fire-retardant PVC plastic slab of putting out certainly, adopt the structure that lower floor's PVC board and upper PVC board bonded, PVC plastics itself has good self-extinguishing nature, inside is provided with the calcium carbonate PLASTIC LAMINATED, the fire-retardant layer of first fire-retardant layer and second, the calcium carbonate PLASTIC LAMINATED, first asbestos layer and second asbestos layer homoenergetic play the fire-retardant effect of preventing fires, prevent static ya keli board and prevent that static PET board is V-arrangement folded plate structure, can play the function on support asbestos layer when preventing static, improve flame retardant efficiency.

Description

Flame-retardant self-extinguishing PVC plastic plate

Technical Field

The utility model relates to a PVC plastic slab technical field specifically is a fire-retardant self-extinguishing PVC plastic slab.

Background

The PVC plastic plate is a superior thermal forming material, can replace part of stainless steel and other corrosion-resistant synthetic materials, and is widely applied to the industries of chemical industry, petroleum, electroplating, water purification treatment equipment, environmental protection equipment, mines, medicines, electronics, communication, decoration and the like. The material with self-extinguishing property can automatically extinguish after being ignited in air. PVC engineering plastics are common materials with self-extinguishing property. One development direction of material technology is to improve the fire safety level of composite materials, so that the improvement of self-extinguishing property of the materials is important in the current material development and research process. The existing PVC fireproof plate has lower strength, can only be used for decoration and finishing, and cannot be used as a furniture plate, and a fiberboard, a shaving board or a; wood board can be used as the furniture plate but is not flame-retardant. The existing fireproof flame-retardant plate has the defects of strength, toughness, fireproof flame retardance, acid and alkali resistance and the like, cannot have one or more functions, or has multiple functions but has higher manufacturing cost, and cannot be widely used.

Chinese patent CN210362727U discloses an antistatic flame-retardant PVC plate, which is provided with a flame-retardant and reinforced antistatic structure, effectively solving the problems proposed in the background art. The PVC plate is of a composite structure and comprises a first PVC plate body arranged above the PVC plate body, a second PVC plate body is arranged below the first PVC plate body, an asbestos layer is arranged between the first PVC plate body and the second PVC plate body, a plurality of vertical support rods are embedded in the asbestos layer, the upper end part and the lower end part of each support rod are fixedly connected with the first PVC plate body and the second PVC plate body respectively, and the edge of a space formed between the first PVC plate body and the second PVC plate body is a sealing structure; an anti-static acrylic plate is fixedly arranged between the bottom of the first PVC plate body and the upper end of the supporting rod, and an anti-static PET plate is fixedly arranged between the upper side of the second plate body and the lower end of the supporting rod. The utility model has simple structure and convenient use, and is suitable for various places.

Although this application has solved the problem in the background art to a certain extent, adopt the stand to support the asbestos layer in this application, can not lay the asbestos layer in the position of stand, and fire-retardant effect weakens.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-retardant self-extinguishing PVC plastic slab has the fire prevention and prevents static, and the problem among the prior art has been solved to the advantage that mechanical properties is strong and the fire resistance is good.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire-retardant self-extinguishing PVC plastic slab, includes lower floor's PVC board, upper PVC board and calcium carbonate PLASTIC LAMINATED, the lateral wall of lower floor's PVC board and upper PVC board passes through the bond line and bonds, and the first edge of protecting of a week fixedly connected with of lower floor's PVC board upper surface is provided with first fire-retardant layer in the inside on first edge of protecting, the edge is protected to a week fixedly connected with second of upper PVC board lower surface, and the inside on second edge of protecting is provided with the fire-retardant layer of second, and the upper surface of upper PVC board is connected with the decorative layer, and the sound hole has been seted up on the surface of upper PVC board to inhale, and the lower surface of upper PVC board is connected with inhales the sound layer, the upper and lower surface of calcium carbonate PLASTIC LAMINATED bonds with the fire-retardant layer of first fire-retardant layer and second respectively through the bond line.

Preferably, the inside of lower floor's PVC board has seted up the heat-insulating groove, and the inside array distribution of heat-insulating groove has the support column.

Preferably, the heat insulation groove is a sealed structure, and air is filled in the heat insulation groove.

Preferably, antibacterial nanoparticles are arranged inside the decorative layer.

Preferably, first fire-retardant layer includes first asbestos layer, prevents static ya keli board and first glass fiber cloth, prevents that the upper and lower terminal surface of static ya keli board all is connected with first asbestos layer, and first glass fiber cloth has been laid to the upper surface on first asbestos layer.

Preferably, the anti-static acrylic plate is of a V-shaped folded plate structure, the first asbestos layer is filled in a V-shaped groove of the anti-static acrylic plate, a limit frame is connected to the periphery of the anti-static acrylic plate, and the limit frame is connected with the inner wall of the first protective edge.

Preferably, the second flame-retardant layer comprises a second asbestos layer, an anti-static PET plate and second glass fiber cloth, the upper end face and the lower end face of the anti-static PET plate are both connected with the second asbestos layer, and the second glass fiber cloth is laid on the lower surface of the second asbestos layer.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this fire-retardant self-extinguishing PVC plastic slab, adopt the structure that lower floor's PVC board and upper PVC board bonded, PVC plastics itself has good self-extinguishing nature, inside is provided with the calcium carbonate PLASTIC LAMINATED, the fire-retardant layer of first fire-retardant layer and second, the calcium carbonate PLASTIC LAMINATED, first asbestos layer and second asbestos layer homoenergetic play the fire-retardant effect of preventing fires, prevent static ya keli board and prevent that static PET board is V-arrangement folded plate structure, can play the function of supporting the asbestos layer when preventing static, guarantee that first asbestos layer and second asbestos layer are laid evenly, improve flame retardant efficiency, the mechanical properties and the fire behaviour of plastics are further strengthened to first glass fiber cloth and second glass fiber cloth two-dimensional plane's toughness, be equipped with sound absorbing layer and sound absorbing hole in addition, sound absorbing effect has been improved, reinforcing sound insulating properties, antibiotic nano-particle is antibiotic, can avoid breeding of bacterium, safety and practicality.

Drawings

FIG. 1 is the overall structure of the present invention;

FIG. 2 is a structural view of a lower PVC sheet of the present invention;

FIG. 3 is an enlarged view of the point A of the present invention;

FIG. 4 is a structural view of the upper PVC sheet of the present invention;

fig. 5 is an exploded view of the first flame retardant layer of the present invention;

fig. 6 is an enlarged view of the position B of the present invention.

In the figure: 1. a lower PVC sheet; 11. a first protective edge; 12. a heat insulation groove; 121. a support pillar; 2. an upper PVC sheet; 21. a second protective edge; 22. a decorative layer; 221. antibacterial nanoparticles; 23. a sound absorption hole; 24. a sound absorbing layer; 3. calcium carbonate fire-proof boards; 4. a first flame retardant layer; 41. a first layer of asbestos; 42. an antistatic acrylic plate; 421. a limiting frame; 43. a first glass fiber cloth; 5. a second flame retardant layer; 51. a second layer of asbestos; 52. an antistatic PET plate; 53. a second glass fiber cloth; 6. and (5) an adhesive layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1, a fire-retardant self-extinguishing PVC plastic board, including lower floor's PVC board 1, upper PVC board 2 and calcium carbonate PLASTIC LAMINATED 3, the lateral wall of lower floor's PVC board 1 and upper PVC board 2 passes through bond line 6 and bonds, lower floor's PVC board 1 and upper PVC board 2 play the guard action, the first protection edge 11 of a week fixedly connected with of lower floor's PVC board 1 upper surface, first protection edge 11's inside is provided with first fire-retardant layer 4, the heat-proof slot 12 has been seted up to lower floor's PVC board 1 inside, the inside array distribution of heat-proof slot 12 has support column 121, support column 121 can prevent that heat-proof slot 12 from collapsing, play the effect of support and additional strengthening structure fastness, heat-proof slot 12 is seal structure, heat-proof slot 12 intussuseption is filled with the air, insulate against heat through the air.

Referring to fig. 2-3, a second protective edge 21 is fixedly connected to a periphery of the lower surface of the upper PVC plate 2, the second protective edge 21 and the first protective edge 11 are bonded together by a bonding layer 6 to seal the upper PVC plate 2 and the lower PVC plate 1, the flame retardant layer and the calcium carbonate fireproof plate 3 can be wrapped inside the second protective edge 21 and the first protective edge 11 to achieve a protective effect, a second flame retardant layer 5 is disposed inside the second protective edge 21, the upper surface of the upper PVC plate 2 is connected with a decorative layer 22, antibacterial nanoparticles 221 are disposed inside the decorative layer 22, the antibacterial nanoparticles 221 are antibacterial and bacteriostatic, so as to avoid bacterial growth, and are safe and practical, a sound absorption hole 23 is formed in the surface of the upper PVC plate 2, the lower surface of the upper PVC plate 2 is connected with a sound absorption layer 24, the sound absorption hole 23 can be a round hole, a square hole or an elliptical hole, the sound absorption layer 24 is disposed at the bottom of the sound absorption hole 23, the sound absorption effect is improved, the sound insulation performance is enhanced, the upper and lower surfaces of the calcium carbonate fireproof plate 3 are respectively bonded with the first flame-retardant layer 4 and the second flame-retardant layer 5 through the bonding layer 6, the calcium carbonate fireproof plate 3 is bonded with the first flame-retardant layer 4 and the second flame-retardant layer 5 through the bonding layer 6, the lower-layer compacted PVC plate 1 and the upper-layer compacted PVC plate 2 are bonded with the lower-layer PVC plate 1 and the upper-layer PVC plate 2 through the bonding layer 6 at the two ends of the calcium carbonate fireproof plate 3, and the connection between the layers is tight.

Referring to fig. 4-6, the first flame retardant layer 4 includes a first asbestos layer 41, an anti-static acrylic sheet 42 and a first glass fiber cloth 43, the upper and lower end surfaces of the anti-static acrylic sheet 42 are both connected with the first asbestos layer 41, the first glass fiber cloth 43 is laid on the upper surface of the first asbestos layer 41, the first glass fiber cloth 43 is pressed on the first asbestos layer 41, the mechanical performance and the flame retardant performance of the plastic are further enhanced by the two-dimensional planar toughness of the first glass fiber cloth 43, the anti-static acrylic sheet 42 is a V-shaped folded plate structure, the upper and lower surfaces of the anti-static acrylic sheet 42 are both connected with a continuous V-shaped groove, the upper end of the anti-static acrylic sheet 42 is connected with the lower surface of the first glass fiber cloth 43, the lower end of the anti-static acrylic sheet 42 is connected with the lower PVC plate 1, the first asbestos layer 41 is filled in the V-shaped groove of the anti-static acrylic sheet 42, prevent static ya keli board 42 and play the effect of supporting first asbestos layer 41, prevent that a week of static ya keli board 42 is connected with spacing frame 421, spacing frame 421 meets with the inner wall of first protection edge 11, spacing frame 421 are used for fixed static ya keli board 42 of preventing, the fire-retardant layer 5 of second includes second asbestos layer 51, prevent static PET board 52 and second glass fiber cloth 53, the terminal surface all is connected with second asbestos layer 51 about preventing static PET board 52, second glass fiber cloth 53 has been laid to the lower surface of second asbestos layer 51, prevent that the structure of static PET board 52 is the same with the structure of preventing static ya keli board 42, can play the supporting role when preventing static.

The working process is as follows: when the anti-static PVC board is manufactured, the calcium carbonate fireproof board 3, the first flame-retardant layer 4 and the second flame-retardant layer 5 are bonded through the bonding layer 6, the lower PVC board 1 and the upper PVC board 2 are compacted, two ends of the calcium carbonate fireproof board 3 are bonded with the lower PVC board 1 and the upper PVC board 2 through the bonding layer 6, so that the connection between the layers is tight, the side walls of the lower PVC board 1 and the upper PVC board 2 are bonded through the bonding layer 6, the lower PVC board 1 and the upper PVC board 2 play a role in protection, when the anti-static PVC board is used, the upper surface of the upper PVC board 2 is connected with the decorative layer 22, the decorative layer 22 plays a role in decoration, the antibacterial nano-particles 221 are antibacterial and bacteriostatic, the breeding of bacteria can be avoided, the sound absorption layer 24 is arranged at the bottom position of the sound absorption hole 23, the sound absorption effect is improved, the sound insulation performance is enhanced, the anti-static acrylic board 42 and the anti-static PET board 52 are of a V-shaped folded board structure, the first asbestos layer 41 and the second asbestos layer 51 are filled in V-shaped, the antistatic acrylic plate 42 and the antistatic PET plate 52 can play a role of supporting the asbestos layer while preventing static.

In summary, the following steps: the flame-retardant self-extinguishing PVC plastic board adopts a structure that a lower PVC board 1 and an upper PVC board 2 are bonded, PVC plastics have good self-extinguishing performance, a calcium carbonate fireproof board 3, a first flame-retardant layer 4 and a second flame-retardant layer 5 are arranged inside the PVC plastic board, the calcium carbonate fireproof board 3, a first asbestos layer 41 and a second asbestos layer 51 can play a role in fire prevention and flame retardance, an anti-static acrylic board 42 and an anti-static PET board 52 are of V-shaped folded plate structures and can play a role in supporting the asbestos layer while preventing static electricity, the first asbestos layer 41 and the second asbestos layer 51 are ensured to be uniformly laid, the flame-retardant effect is improved, the mechanical property and the flame-retardant property of the plastics are further enhanced by the toughness of two-dimensional planes of a first glass fiber cloth 43 and a second glass fiber cloth 53, a sound absorption layer 24 and a sound absorption hole 23 are additionally arranged, the sound absorption effect is improved, the sound insulation property is enhanced, antibacterial nano particles 221 are antibacterial and bacteriostatic, and can avoid the breeding of bacteria, is safe and practical.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fire-retardant self-extinguishing PVC plastic slab, includes lower floor PVC board (1), upper PVC board (2) and calcium carbonate PLASTIC LAMINATED (3), its characterized in that: the side walls of the lower PVC plate (1) and the upper PVC plate (2) are bonded through a bonding layer (6), a first protective edge (11) is fixedly connected to one circle of the upper surface of the lower PVC plate (1), a first flame-retardant layer (4) is arranged inside the first protective edge (11), a second protective edge (21) is fixedly connected to the periphery of the lower surface of the upper PVC plate (2), a second flame-retardant layer (5) is arranged inside the second protective edge (21), a decorative layer (22) is connected to the upper surface of the upper PVC plate (2), a sound absorption hole (23) is formed in the surface of the upper PVC plate (2), a sound absorption layer (24) is connected to the lower surface of the upper PVC plate (2), the upper surface and the lower surface of the calcium carbonate fireproof plate (3) are respectively bonded with the first flame-retardant layer (4) and the second flame-retardant layer (5) through the bonding layers (6), and the two ends of the calcium carbonate fireproof plate (3) are bonded with the lower PVC plate (1) and the upper PVC plate (2) through the bonding layers (6).

2. A fire retardant self extinguishing PVC plastic plate according to claim 1, characterized in that: a heat insulation groove (12) is formed in the lower PVC plate (1), and support columns (121) are distributed in the heat insulation groove (12) in an array mode.

3. A fire retardant self extinguishing PVC plastic plate according to claim 2, characterized in that: the heat insulation groove (12) is a sealing structure, and air is filled in the heat insulation groove (12).

4. A fire retardant self extinguishing PVC plastic plate according to claim 1, characterized in that: antibacterial nano-particles (221) are arranged inside the decoration layer (22).

5. A fire retardant self extinguishing PVC plastic plate according to claim 1, characterized in that: first fire-retardant layer (4) are including first asbestos layer (41), prevent static ya keli board (42) and first glass fiber cloth (43), and the upper and lower terminal surface of preventing static ya keli board (42) all is connected with first asbestos layer (41), and first glass fiber cloth (43) have been laid to the upper surface of first asbestos layer (41).

6. A fire retardant self extinguishing PVC plastic plate according to claim 5, characterized in that: the anti-static acrylic plate (42) is of a V-shaped folded plate structure, the first asbestos layer (41) is filled in a V-shaped groove of the anti-static acrylic plate (42), a limit frame (421) is connected to the periphery of the anti-static acrylic plate (42), and the limit frame (421) is connected with the inner wall of the first protective edge (11).

7. A fire retardant self extinguishing PVC plastic plate according to claim 1, characterized in that: the second flame-retardant layer (5) comprises a second asbestos layer (51), an anti-static PET plate (52) and second glass fiber cloth (53), the upper end face and the lower end face of the anti-static PET plate (52) are both connected with the second asbestos layer (51), and the lower surface of the second asbestos layer (51) is paved with the second glass fiber cloth (53).